Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 5639396 | Mannich base polymers A process for producing an oil soluble interpolymer polymer of 1,2-alkylenediamine such as N-ethyl ethylenediamine, aldehyde-provider such as formaldehyde, and ortho-unsubstituted hydroxyaromatics such as 4-polyalkylene phenol is disclosed. The decyclized... | 06/17/1997 |
| 5338469 | Mannich type compounds as antioxidants A combination of Mannich type reaction products of ethoxylated alkylated phenol, and alkylated arylamine possess excellent antioxidant properties. The presence of alkylated phenol in the structure is believed to provide a synergistic antioxidant activity ... | 08/16/1994 |
| 4986924 | Polymeric compounds especially useful as additives to lubricants and compositions containing said compounds The invention provides polymeric compounds resulting from the condensation of a primary amine having one phenolic group in its molecule with a copolymer of carboxylic acid functions. The copolymer is formed by copolymerization of an unsaturated monocarbox... | 01/22/1991 |
| 4966721 | N-N'-dihydrocarbyl substituted phenylene diamine-derived condensation products as antioxidants and lubricant compositions N-N'-dihydrocarbyl substituted phenylenediamine-derived Mannich-type condensation products are effective antioxidants for lubricants.... | 10/30/1990 |
| 4844827 | Lubricating oil additive A highly dispersant lubricating oil additive having a relatively low nitrogen content is provided by reacting a solvent free bis(primary amine) composition with an aliphatic hydrocarbon-substituted succinimic anhydride or with an admixture of an aliphatic... | 07/04/1989 |
| 4808324 | Lubricant system for sheet and section rolling mills Lubricant system for sheet and section rolling mills, containing a solid lubricant, an adhesive component and/or a thickening agent, and also water as a carrier medium. The lubricant system is sprayed onto the working cylinder in the roll stand as a suspe... | 02/28/1989 |
| 4640788 | Hydrocarbon compositions containing polyolefin graft polymers Lubricants of improved properties contain ethylene-propylene copolymers bearing graft units derived from, as a functional monomer, the reaction product of (i) an unsaturated aldehyde or ketone and (ii) a primary or secondary amine which contains at least ... | 02/03/1987 |
| 4485023 | Lubricating oil containing Mannich condensation product of ethylene/propylene/carbonyl polymers A Mannich condensation product of an amorphous, oil soluble olefin/carbonyl polymer, amine and formaldehyde yielding reactant wherein the carbonyl groups are provided by at least one member selected from the group consisting of carbon monoxide and vinyl a... | 11/27/1984 |
| 4266945 | Molybdenum-containing compositions and lubricants and fuels containing them Molybdenum-containing compositions are prepared by the reaction of an acid of molybdenum or salt thereof, phenol or aldehyde condensation product therewith, and a primary or secondary amine. The preferred amines are diamines such as tallow-substituted tri... | 05/12/1981 |
| 4259194 | Reaction product of ammonium tetrathiomolybdate with basic nitrogen compounds and lubricants containing same Antioxidant additives for lubricating oil are prepared by combining ammonium tetrathiomolybdate and a basic nitrogen compound complex to form a sulfur-and molybdenum-containing composition.... | 03/31/1981 |
